P1518 OBD Trouble Code

1 result found

P1518 - GM
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Throttle Actuator Control Module Performance

Cause

Key in the crank or run mode, system voltage over 5.23v, then the ETC or TAC module detected invalid or missing serial data for a specified amount of time, condition met for less than 1 second.

Try also: https://www.obd-codes.com/p1518